https://www.techradar.com/news/trump-urged-to-re-enforce-zte-ban > ZTE's return to the US may be short-lived after several politicians urged President Trump to re-instate the ban on the Chinese manufacturer. > In a letter to the President, Senator Mark Warner, the Democratic vice chairman of the Intelligence Committee, and Marco Rubio, a Republican member of the committee, claimed that ZTE should be banned as it still posed a "significant threat" to US national security.